CN111821767A - Integral gas-liquid separation balancing device and method for water electrolysis hydrogen production device - Google Patents
Integral gas-liquid separation balancing device and method for water electrolysis hydrogen production device Download PDFInfo
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- 239000007788 liquid Substances 0.000 title claims abstract description 108
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 80
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 title claims abstract description 53
- 239000001257 hydrogen Substances 0.000 title claims abstract description 53
- 229910052739 hydrogen Inorganic materials 0.000 title claims abstract description 53
- 238000000926 separation method Methods 0.000 title claims abstract description 31
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 28
- 238000005868 electrolysis reaction Methods 0.000 title claims abstract description 21
- 238000000034 method Methods 0.000 title claims abstract description 10
- 238000007667 floating Methods 0.000 claims abstract description 48
- 239000007789 gas Substances 0.000 claims abstract description 32
- 238000007789 sealing Methods 0.000 claims abstract description 32
- 239000000203 mixture Substances 0.000 claims abstract description 8
- 230000008878 coupling Effects 0.000 claims description 14
- 238000010168 coupling process Methods 0.000 claims description 14
- 238000005859 coupling reaction Methods 0.000 claims description 14
- 230000009471 action Effects 0.000 claims description 8
- 230000000694 effects Effects 0.000 claims description 8
- 238000005188 flotation Methods 0.000 claims description 4
- 238000009434 installation Methods 0.000 abstract description 6
- 230000009172 bursting Effects 0.000 abstract description 4
- 238000013461 design Methods 0.000 description 6
- 239000006096 absorbing agent Substances 0.000 description 4
- 239000001301 oxygen Substances 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 239000000306 component Substances 0.000 description 2
- 238000012827 research and development Methods 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
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- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D45/00—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
- B01D45/02—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by utilising gravity
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B1/00—Electrolytic production of inorganic compounds or non-metals
- C25B1/01—Products
- C25B1/02—Hydrogen or oxygen
- C25B1/04—Hydrogen or oxygen by electrolysis of water
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B9/00—Cells or assemblies of cells; Constructional parts of cells; Assemblies of constructional parts, e.g. electrode-diaphragm assemblies; Process-related cell features
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/36—Hydrogen production from non-carbon containing sources, e.g. by water electrolysis
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Abstract
The invention discloses an integral gas-liquid separation balancing device and a method for a hydrogen production device by electrolyzing water, belonging to a gas-liquid balancing device, wherein the separating device comprises a main outer tube, and the side surface of the main outer tube is communicated with a gas-liquid tube; the upper part and the lower part of the main body outer pipe are respectively provided with an air outlet and a liquid outlet; and a movable floating pipe is arranged inside the main body outer pipe; the upper end and the lower end of the movable floating pipe are respectively provided with a sealing gasket, and the sealing gaskets are respectively corresponding to the gas outlet and the liquid outlet; the lower part in the movable floating pipe is provided with a balancing weight. The movable floating pipe is arranged in the main body outer pipe, so that gas-liquid separation can be realized after a gas-liquid mixture enters the main body outer pipe, the movable floating pipe is moved up and down by utilizing buoyancy of water, a liquid outlet and a gas outlet are alternately plugged, pressure balance in the water tank is further realized, and gas and liquid are isolated; the energy loss phenomenon caused by the installation of a complex pipeline can be reduced, and the problems of the mixing of oxyhydrogen gas or pipeline bursting and the like caused by the unbalanced pipeline pressure of the water electrolysis hydrogen production device can be solved.
Description
Technical Field
The invention relates to a gas-liquid balance device, in particular to an integral gas-liquid separation balance device and method for a water electrolysis hydrogen production device.
Background
At present, hydrogen outlets of hydrogen absorbers on the market are externally connected with a water collecting bottle, or the nasal suction tubes of the hydrogen absorbers are provided with water collecting bottles, both the hydrogen outlets and the water collecting bottles are externally connected with a bottle in structure, the hydrogen outlets are externally connected with the water collecting bottles, the application is wide, the installation is relatively simple, and the hydrogen absorbers can be installed with simple industry knowledge; this kind of external water collecting bottle is at the in-process that hydrogen was produced out, along with the live time increase, water in the water collecting bottle can be amassed, need dismantle the bottle and pour water and install the use once more, because the water collecting bottle also can increase along with the inside catchment of live time increase, consequently all will dismantle the bottle and pour water at every turn in the use for the experience effect of product is not good. Moreover, as the water collecting bottle is frequently required to be disassembled and assembled, the sealing performance of the hydrogen outlet is changed, and the leakage phenomenon is caused; in addition, after hydrogen is produced by electrolyzing water, the density and the volume of the produced hydrogen and oxygen are different, so that the pressure of an internal pipeline is unbalanced, and serious consequences such as mixing of hydrogen and oxygen or pipeline bursting can be caused under serious conditions. Therefore, it is necessary to study a water-gas separation balance device for a hydrogen absorption machine and an electrolytic water hydrogen production apparatus.
Disclosure of Invention
One of the objectives of the present invention is to provide an integrated gas-liquid separation balancing device and method for an electrolytic water hydrogen production device, so as to solve the technical problems in the prior art that the hydrogen outlet of the upper hydrogen absorption machine needs to be externally connected with a water collecting bottle, the water collecting bottle needs to be frequently disassembled to pour water during use, the use experience is poor, and adverse consequences such as mixing of oxyhydrogen and oxygen gases or pipeline burst are easily caused by unbalanced internal pipeline pressure.
In order to solve the technical problems, the invention adopts the following technical scheme:
the invention provides an integral gas-liquid separation balancing device for a water electrolysis hydrogen production device, which comprises a main outer pipe, wherein the side surface of the main outer pipe is communicated with a gas-liquid pipe; the upper part and the lower part of the main body outer pipe are respectively provided with an air outlet and a liquid outlet; and a movable floating pipe is arranged inside the main body outer pipe; the upper end and the lower end of the movable floating pipe are respectively provided with a sealing gasket, and the sealing gaskets respectively correspond to the gas outlet and the liquid outlet; the lower part in the movable floating pipe is also provided with a balancing weight; the movable floating pipe moves up and down under the action of liquid buoyancy in the main outer pipe, and the air outlet and the liquid outlet are alternately plugged through the sealing gasket.
Preferably, the further technical scheme is as follows: the inside of activity flotation tube has sealed chamber, the balancing weight is located the lower part in the sealed chamber.
The further technical scheme is as follows: the inner wall of the main body outer tube is provided with a gap.
The further technical scheme is as follows: the upper portion of main part outer tube is equipped with upper seal cover, the gas outlet is located upper seal and covers, the lower part of main part outer tube is equipped with lower sealing cover, and the liquid outlet is located lower sealing and covers.
The further technical scheme is as follows: the upper end and the lower end of the main body outer pipe are respectively provided with a first quick coupling and a second quick coupling, the first quick coupling is communicated with the gas outlet, and the second quick coupling is communicated with the liquid outlet.
The further technical scheme is as follows: the liquid outlet is inverted with a conical backwater air tap.
The further technical scheme is as follows: and the gas-liquid pipe is communicated with the main body outer pipe on the side surface close to the position of the water return air tap on the main body outer pipe.
The invention also provides an integral gas-liquid separation balancing method for a water electrolysis hydrogen production device, which uses the integral gas-liquid separation balancing device and comprises the following steps: in an initial state, the movable floating pipe is arranged at the lower part of the main body outer pipe, and the liquid outlet is blocked by the sealing gasket; gas-liquid mixture enters the inner part of the main body outer pipe from the gas-liquid pipe, then the gas and the liquid are naturally separated, the gas is discharged from a gas outlet at the upper part of the main body outer pipe, and the liquid is left in the main body outer pipe; along with the increase of liquid in the main body outer tube, the movable floating tube gradually floats upwards under the action of liquid buoyancy; when the movable floating pipe floats to the top of the main outer pipe under the action of liquid buoyancy, and the air outlet is blocked by the sealing gasket; at the moment, the pressure in the outer tube of the main body is increased, and the pressure and the balancing weight in the movable floating tube act on the liquid in the outer tube of the main body together to be quickly discharged from the water outlet; the movable floating pipe is reset to the initial state, and the circulation is carried out.
Compared with the prior art, the invention has the following beneficial effects: the movable floating pipe is arranged in the main body outer pipe, so that gas-liquid separation can be realized after a gas-liquid mixture enters the main body outer pipe, and the movable floating pipe can move up and down by utilizing the buoyancy of water, so that a liquid outlet and a gas outlet are alternately plugged, the pressure balance in the water tank is realized, and gas and liquid are isolated; when the gas-liquid separation balancing device is installed on the water electrolysis hydrogen production device for use, frequent water pouring does not need to be disassembled, the energy loss phenomenon caused by installation of complex pipelines can be reduced, the problems of mixing of oxyhydrogen gas or pipeline bursting and the like caused by unbalanced pipeline pressure of the water electrolysis hydrogen production device are solved, and meanwhile, the integrated gas-liquid separation balancing device for the water electrolysis hydrogen production device provided by the invention has a simple structure, is suitable for being installed on water electrolysis hydrogen production devices of various specifications or similar products, and can also reduce the difficulty and uncertainty of research and development design of terminal products.
Drawings
FIG. 1 is a schematic structural diagram for illustrating one embodiment of the present invention;
FIG. 2 is a schematic view of the disassembled parts of FIG. 1;
in the figure, 1 is a main outer pipe, 2 is a gas-liquid pipe, 3 is an air outlet, 4 is a liquid outlet, 5 is a movable floating pipe, 51 is a sealing cavity, 6 is a sealing gasket, 7 is a balancing weight, 8 is an upper sealing cover, 9 is a lower sealing cover, 10 is a first quick coupling, 11 is a second quick coupling, and 12 is a sleeve.
Detailed Description
The invention is further elucidated with reference to the drawing.
Referring to fig. 1 and 2, an embodiment of the present invention is an integrated gas-liquid separation balancing device that can be used in a hydrogen production device by electrolyzing water, and the structure and the using principle of the device will be described by taking the device as an example for being mounted on the hydrogen production device by electrolyzing water.
The separation device comprises a hollow main body outer pipe 1, a hole is formed in the side face of the main body outer pipe 1 and communicated with a gas-liquid pipe 2, and a water-gas mixture prepared by a hydrogen absorber or an electrolytic water hydrogen production device can enter the inside of the main body outer pipe 1 through the gas-liquid pipe 2; moreover, the upper part and the lower part of the main outer tube 1 are respectively provided with an air outlet 3 and a liquid outlet 4, when the main outer tube 1 is vertically placed as shown in fig. 1, the air outlet 3 is arranged at the upper end part of the main outer tube 1, and the liquid outlet 4 is arranged at the lower end part of the main outer tube 1; more importantly, a hollow movable floating pipe 5 is arranged in the main outer pipe 1, and the movable floating pipe 5 is a core component of the integrated gas-liquid separation balancing device in the embodiment; specifically, a sealing gasket 6 is fixed at the upper end and the lower end of the movable floating pipe 5, and the sealing gasket 6 can be made of flexible materials with flexibility such as silica gel and rubber to ensure sealing; after the sealing gaskets 6 are fixed at the upper end and the lower end of the movable floating pipe 5, the sealing gaskets 6 are required to respectively correspond to the gas outlet 3 and the liquid outlet 4, so that the gas outlet 3 and the liquid outlet 4 can be blocked after the movable floating pipe 5 reaches the corresponding positions; meanwhile, in order to facilitate the reset and the matching to discharge the liquid in the main outer tube 1, a balancing weight 7 is additionally arranged at the lower part in the movable floating tube 5; thereby make activity flotation tube 5 reciprocate under the effect of the liquid buoyancy in main part outer tube 1, carry out shutoff in turn through sealed 6 to gas outlet 3 and liquid outlet 4.
In the embodiment, the movable floating pipe 5 is arranged in the main outer pipe 1, so that gas-liquid separation can be realized after a gas-liquid mixture enters the main outer pipe 1, and the movable floating pipe 5 can move up and down by utilizing buoyancy of water, so that the liquid outlet 4 and the gas outlet 3 are alternately plugged, the pressure balance in the water tank is realized, and gas and liquid are isolated; when the gas-liquid separation balancing device is installed on the water electrolysis hydrogen production device for use, frequent water pouring is not needed, the energy loss phenomenon caused by complex pipeline installation can be reduced, and the problems of mixing of oxyhydrogen gas or pipeline bursting and the like caused by unbalanced pipeline pressure of the water electrolysis hydrogen production device are solved.
Based on the above embodiment, it is preferable that, in order to ensure that the floating tube 5 can receive the buoyancy of the liquid, a vacant sealed cavity 51 is provided inside, and the above-mentioned counterweight 7 is located at the lower part inside the sealed cavity 51; on the other hand, in order to make the movable floating pipe 5 move up and down according to a predetermined path, a limit structure may be designed inside the main outer pipe 1, specifically, in this embodiment, the inventor adds a sleeve 12 to the main outer pipe 1, the sleeve 12 needs to be fixed inside the main outer pipe 1, and the structure is shown in fig. 2, as shown in fig. 1, the movable floating pipe 5 is placed inside the sleeve 12, and a gap is provided between the outer wall of the sleeve 12 and the inner wall of the main outer pipe 1, so as to avoid affecting the buoyancy of the liquid acting on the movable floating pipe 5 after the movable floating pipe 5 is installed in the sleeve 12.
On the other hand, in order to ensure the sealing performance of the middle main outer tube 1, the structure of the main outer tube 1 may also be redesigned in the form of a sealing cover, specifically, an upper sealing cover 8 is installed on the upper portion of the main outer tube 1, the air outlet 3 is designed on the upper sealing cover 8, then a lower sealing cover 9 is designed on the lower portion of the main outer tube 1, and the liquid outlet 4 is located on the lower sealing cover 9, where it is preferable that, in order to reduce the outflow of water from the liquid outlet 4 in a non-pressurized state and influence the floating of the movable floating tube 5, the liquid outlet 4 is designed as an inverted cone-shaped water return air tap shown in fig. 1. In the embodiment, in order to facilitate the communication between the gas-liquid separation balancing device and the pipeline of the water electrolysis hydrogen production device, a first quick coupling 10 and a second quick coupling 11 may be respectively designed at the upper end and the lower end of the main outer tube 1, wherein the first quick coupling 10 is communicated with the gas outlet 3, and the second quick coupling 11 is communicated with the liquid outlet 4; on this basis, the gas-liquid pipe 2 communicates with the main body outer pipe 1 on the side surface of the main body outer pipe 1 near the water return nozzle, so that the liquid is prevented from flowing down from the upper part inside the main body outer pipe 1, and in this way, the liquid is more easily accumulated inside the main body outer pipe 1, and buoyancy is generated in the movable outer pipe 5, thereby urging the movable outer pipe 5 to move upward.
Another embodiment of the present invention is an integrated gas-liquid separation and balancing method for an apparatus for producing hydrogen by electrolyzing water, which uses the integrated gas-liquid separation and balancing apparatus in the above embodiment, and therefore, referring to fig. 1 and 2, the following processes are used:
in an initial state, the movable floating pipe 5 is arranged at the lower part of the main body outer pipe 1, and the liquid outlet 4 is blocked by the sealing gasket 6; as shown in particular in fig. 1;
the water electrolysis hydrogen production device enters the inside of the main body outer tube 1 from the gas-liquid tube 2 through a mixture of hydrogen and water generated by water electrolysis, then the hydrogen and the water are naturally separated in the main body outer tube 1, the separated hydrogen is discharged from a gas outlet 3 at the upper part of the main body outer tube 1, and the liquid is remained in the main body outer tube 1; since the movable floating pipe 5 is at the position shown in fig. 1, the liquid outlet 4 is blocked, and no pressure exists, water cannot be discharged;
as the water in the outer main tube 1 increases continuously, the movable floating tube 5 floats upwards gradually under the action of liquid buoyancy, and as shown in the arrow direction in fig. 1, the liquid outlet 4 is designed as a water returning air tap with a conical shape in fig. 1, so that the water in the outer main tube 1 is not easily discharged from the liquid outlet 4 even if the movable floating tube 5 floats upwards and is not blocked under the condition of no pressure;
when the movable floating pipe 5 floats to the top of the main body outer pipe 1 under the action of water buoyancy, the sealing gasket 6 at the upper end of the movable floating pipe 5 is in close contact with the air outlet 3, so that the air outlet 3 is blocked; at the moment, hydrogen in the hydrogen water mixture continuously entering from the gas-liquid pipe 2 cannot be discharged in time after being separated, so that the pressure in the main body outer pipe 1 is increased, and when the pressure reaches a certain value, the pressure and the balancing weight 7 in the movable floating pipe 5 act on the liquid in the main body outer pipe 1 together to press the liquid into a water outlet for discharging;
after the water is drained, the water circulates by returning the movable float tube 5 to the initial state shown in fig. 1.
In the embodiment, hydrogen and water are separated, and the pressure of the water tank in the electrolytic water hydrogen production device is balanced and integrated, so that the water recycling efficiency is greatly improved, gas is isolated from the water, the hydrogen-oxygen pressure balance in the water tank is balanced, and due to the integration of the design structure, when the device structure provided by the invention is used for a terminal product, the installation is more convenient and simple, a large amount of raw materials and volume space are saved, the energy loss problem caused by the installation of complex pipelines is reduced, and the quality and cost control problems caused by the installation process are solved; because this design structure has separated gas and moisture, and water flows back to the water tank by the pressure effect and recycles again, consequently when using this design structure to carry out the design of terminal product, very big reduction the degree of difficulty and the uncertainty of terminal product research and development design, the suitability on facilities such as brineelectrolysis hydrogen plant, brineelectrolysis hydrogen plant is stronger.
In addition to the foregoing, it should be noted that reference throughout this specification to "one embodiment," "another embodiment," "an embodiment," or the like, means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment described generally throughout this application. The appearances of the same phrase in various places in the specification are not necessarily all referring to the same embodiment. Further, when a particular feature, structure, or characteristic is described in connection with any embodiment, it is submitted that it is within the scope of the invention to effect such feature, structure, or characteristic in connection with other embodiments.
Although the invention has been described herein with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the spirit and scope of the principles of this disclosure. More specifically, various variations and modifications are possible in the component parts and/or arrangements of the subject combination arrangement within the scope of the disclosure, the drawings and the appended claims. In addition to variations and modifications in the component parts and/or arrangements, other uses will also be apparent to those skilled in the art.
Claims (8)
1. The utility model provides an integral gas-liquid separation balancing unit that can be used to electrolytic water hydrogen plant which characterized in that: the separation device comprises a main body outer pipe (1), and the side surface of the main body outer pipe (1) is communicated with a gas-liquid pipe (2);
the upper part and the lower part of the main body outer pipe (1) are respectively provided with an air outlet (3) and a liquid outlet (4); a movable floating pipe (5) is arranged inside the main body outer pipe (1);
the upper end and the lower end of the movable floating pipe (5) are respectively provided with a sealing gasket (6), and the sealing gaskets (6) respectively correspond to the gas outlet (3) and the liquid outlet (4); the lower part in the movable floating pipe (5) is also provided with a balancing weight (7);
the movable floating pipe (5) moves up and down under the action of liquid buoyancy in the main outer pipe (1), and the air outlet (3) and the liquid outlet (4) are alternatively blocked by the sealing gasket (6).
2. The integrated gas-liquid separation balancing device for the water electrolysis hydrogen production device according to claim 1, characterized in that: the inside of activity flotation tube (5) has sealed chamber (51), balancing weight (7) are located the lower part in sealed chamber (51).
3. The integrated gas-liquid separation balancing device for the water electrolysis hydrogen production device according to claim 1, characterized in that: still be equipped with sleeve pipe (12) in main part outer tube (1), the inside of sleeve pipe (12) is arranged in to activity flotation tube (5), have the clearance between the outer wall of sleeve pipe (12) and the inner wall of main part outer tube (1).
4. The integrated gas-liquid separation balancing device for the water electrolysis hydrogen production device according to claim 1 or 2, characterized in that: the upper portion of main part outer tube (1) is equipped with upper seal lid (8), gas outlet (3) are located upper seal lid (8), the lower part of main part outer tube (1) is equipped with down sealed lid (9), liquid outlet (4) are located down sealed lid (9).
5. The integrated gas-liquid separation balancing device for the water electrolysis hydrogen production device according to claim 1, characterized in that: the upper end and the lower end of the main body outer pipe (1) are respectively provided with a first quick coupling (10) and a second quick coupling (11), the first quick coupling (10) is communicated with the gas outlet (3), and the second quick coupling (11) is communicated with the liquid outlet (4).
6. The integrated gas-liquid separation balancing device for the water electrolysis hydrogen production device according to claim 1, characterized in that: the liquid outlet (4) is provided with an inverted conical water return air tap.
7. The integrated gas-liquid separation balancing device for the water electrolysis hydrogen production device according to claim 1 or 6, characterized in that: the gas-liquid pipe (2) is close to the side face of the position of the water return air tap on the main body outer pipe (1) and is communicated with the main body outer pipe (1).
8. An integrated gas-liquid separation and balance method for a hydrogen production device by electrolyzing water, which is characterized in that the integrated gas-liquid separation and balance device of any one of claims 1 to 7 is used, and comprises the following steps:
in an initial state, the movable floating pipe (5) is arranged at the lower part of the main outer pipe (1), and the liquid outlet (4) is blocked by the sealing gasket (6);
gas-liquid mixture enters the inner part of the main body outer pipe (1) from the gas-liquid pipe (2), then the gas and the liquid are naturally separated, the gas is discharged from a gas outlet (3) at the upper part of the main body outer pipe (1), and the liquid is left in the main body outer pipe (1);
along with the increase of the liquid in the main outer pipe (1), the movable floating pipe (5) gradually floats upwards under the action of the liquid buoyancy;
when the movable floating pipe (5) floats to the top of the main outer pipe (1) under the action of liquid buoyancy, and the air outlet (3) is blocked by the sealing gasket (6); at the moment, the pressure in the main outer pipe (1) is increased, and the pressure and a balancing weight (7) in the movable floating pipe (5) act on the liquid in the main outer pipe (1) together to be quickly discharged from a water outlet;
moving the floating pipe (5) to the initial state, and circulating.
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| CN202010812619.8A CN111821767A (en) | 2020-08-13 | 2020-08-13 | Integral gas-liquid separation balancing device and method for water electrolysis hydrogen production device |
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| CN202010812619.8A CN111821767A (en) | 2020-08-13 | 2020-08-13 | Integral gas-liquid separation balancing device and method for water electrolysis hydrogen production device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112870770A (en) * | 2020-12-14 | 2021-06-01 | 宁波龙巍环境科技有限公司 | High-purity hydrogen separation device |
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